Home / 2,912,256,937.60-4,368,385,406.40-1,823,865,769.60

Finding the Fourth Proportional to 2,912,256,937.60, 4,368,385,406.40 and 1,823,865,769.60

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Solution

The fourth proportional to 2,912,256,937.60, 4,368,385,406.40 and 1,823,865,769.60 is: 2,735,798,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,256,937.60 : 4,368,385,406.40 = 1,823,865,769.60 : x
  2. Step 2: Convert to fraction form
    2,912,256,937.60/4,368,385,406.40 = 1,823,865,769.60/x
  3. Step 3: Cross multiply
    2,912,256,937.60x = 4,368,385,406.40 × 1,823,865,769.60
  4. Step 4: Simplify right side
    2,912,256,937.60x = 7,967,348,611,153,143,808
  5. Step 5: Solve for x
    x = 7,967,348,611,153,143,808/2,912,256,937.60
  6. Step 6: Final answer
    x = 2,735,798,654.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.